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SubjectRe: [PATCH 1/3] SCSI: be2iscsi, fix lock imbalance
Date
Acked-By:  Jayamohan Kallickal <jayamohank@serverengines.com>

--
_____
From: Jiri Slaby [mailto:jslaby@suse.cz]
To: James.Bottomley@suse.de
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, jirislaby@gmail.com, Jayamohan Kallickal [mailto:jayamohank@serverengines.com]
Sent: Tue, 16 Mar 2010 08:23:57 -0700
Subject: [PATCH 1/3] SCSI: be2iscsi, fix lock imbalance

Stanse found that one error path in mgmt_invalidate_icds omits to unlock
ctrl->mbox_lock. Fix that.

Added in 756d29c8c7ed8887ed7d752371ce2f (Enable async mode for mcc rings)
where the spinlock was moved.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jayamohan Kallickal <jayamohank@serverengines.com>
Cc: James Bottomley <James.Bottomley@suse.de>
---
drivers/scsi/be2iscsi/be_mgmt.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 72617b6..e641922 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -169,6 +169,7 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
SE_DEBUG(DBG_LVL_1,
"Failed to allocate memory for"
"mgmt_invalidate_icds \n");
+ spin_unlock(&ctrl->mbox_lock);
return -1;
}
nonemb_cmd.size = sizeof(struct invalidate_commands_params_in);
--
1.7.0.1

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